2720778360 has 64 divisors (see below), whose sum is σ = 8180676000. Its totient is φ = 723910656.

The previous prime is 2720778337. The next prime is 2720778419. The reversal of 2720778360 is 638770272.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 28632 + ... + 79128.

Almost surely, 2^2720778360 is an apocalyptic number.

2720778360 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2720778360 is an abundant number, since it is smaller than the sum of its proper divisors (5459897640).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2720778360 is a wasteful number, since it uses less digits than its factorization.

2720778360 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50960 (or 50956 counting only the distinct ones).

The product of its (nonzero) digits is 197568, while the sum is 42.

The square root of 2720778360 is about 52161.0808937085. The cubic root of 2720778360 is about 1396.0395483633.

The spelling of 2720778360 in words is "two billion, seven hundred twenty million, seven hundred seventy-eight thousand, three hundred sixty".